.b2b-badge {
  background: var(--bg-alt);
  color: var(--navy);
  border: 1px solid var(--border);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  margin-left: 8px;
}

.cart-btn { position: relative; }
#cart-count {
  background: var(--red);
  color: #fff;
  border-radius: 999px;
  font-size: 0.75rem;
  padding: 1px 8px;
  margin-left: 4px;
}

.b2b-step { padding: 64px 0; }

.b2b-hero { max-width: 640px; margin-bottom: 36px; }
.b2b-hero h1 { font-size: clamp(1.9rem, 3.5vw, 2.6rem); }
.b2b-hero-text { color: var(--ink-soft); font-size: 1.05rem; }

.b2b-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.b2b-option {
  text-align: left;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  font-family: var(--font-body);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.b2b-option:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--gold); }
.b2b-option-icon { font-size: 1.8rem; margin-bottom: 10px; }
.b2b-option h3 { font-size: 1.05rem; margin-bottom: 4px; }
.b2b-option p { margin: 0; color: var(--ink-soft); font-size: 0.9rem; }

.upload-panel {
  margin-top: 24px;
  background: var(--bg-alt);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.upload-panel label { display: block; font-weight: 600; margin-bottom: 10px; }
.upload-hint { margin: 8px 0 0; font-size: 0.85rem; color: var(--ink-soft); }

/* Catalog */
.catalog-controls { margin-bottom: 28px; }
#search-input {
  width: 100%;
  padding: 13px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 0.95rem;
  margin-bottom: 16px;
}
.cat-filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--navy);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.chip:hover { border-color: var(--gold); }
.chip.is-active { background: var(--navy); color: #fff; border-color: var(--navy); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.product-thumb {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--bg-alt);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  overflow: hidden;
}
.product-thumb:not(:has(img)) { opacity: 0.35; }
.product-thumb img { width: 100%; height: 100%; object-fit: contain; }
.product-brand { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--gold-dark); }
.product-name { font-size: 1rem; font-weight: 700; color: var(--navy); margin: 0; }
.product-desc { font-size: 0.85rem; color: var(--ink-soft); margin: 0; flex: 1; }
.product-certs { display: flex; flex-wrap: wrap; gap: 6px; }
.cert-badge {
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--bg-alt);
  color: var(--ink-soft);
  padding: 3px 8px;
  border-radius: 6px;
}
.product-price-note { font-size: 0.8rem; color: var(--red); font-weight: 600; }
.product-price-note.has-price { color: var(--navy); font-size: 1.05rem; font-weight: 800; font-family: var(--font-head); }
.product-actions { display: flex; align-items: center; gap: 8px; }
.qty-input {
  width: 64px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: center;
}
.add-btn {
  flex: 1;
  background: var(--gold);
  color: var(--navy);
  border: none;
  border-radius: 8px;
  padding: 10px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}
.add-btn:hover { background: var(--gold-dark); }
.add-btn.is-added { background: #25d366; color: #fff; }

.empty-state { text-align: center; color: var(--ink-soft); padding: 40px 0; }

/* Cart / form / confirm panels reuse .cat-menu-panel base via .cart-panel */
.cart-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 92vw);
  background: #fff;
  z-index: 91;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  box-shadow: -20px 0 40px -20px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.cart-panel.is-open { transform: translateX(0); }

.cart-items { padding: 8px 24px; flex: 1; }
.cart-empty { text-align: center; color: var(--ink-soft); padding: 32px 24px; }
.cart-item {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.cart-item-info { flex: 1; }
.cart-item-name { font-weight: 700; color: var(--navy); font-size: 0.92rem; margin: 0 0 2px; }
.cart-item-brand { font-size: 0.78rem; color: var(--ink-soft); margin: 0; }
.cart-item-qty {
  width: 56px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  text-align: center;
}
.cart-item-remove {
  background: none;
  border: none;
  color: var(--red);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 4px;
}
.cart-footer {
  padding: 18px 24px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cart-footer .btn { width: 100%; justify-content: center; }

/* Form */
.quote-form { padding: 20px 24px 28px; display: flex; flex-direction: column; gap: 14px; }
.quote-form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; font-weight: 600; color: var(--navy); }
.quote-form input, .quote-form textarea {
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--ink);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.checkbox-row { flex-direction: row !important; align-items: center; gap: 8px !important; }
.checkbox-row input { width: auto; }
.form-note { font-size: 0.85rem; min-height: 1.2em; }
.form-note.is-error { color: var(--red); }
.form-note.is-loading { color: var(--ink-soft); }

/* Confirm */
.confirm-body { padding: 20px 28px 32px; text-align: center; }
.confirm-check {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}
.confirm-body h4 { font-size: 1.3rem; margin-bottom: 8px; }
.confirm-body p { color: var(--ink-soft); margin-bottom: 22px; }

.footer-credit {
  border-top-color: var(--border);
  padding-bottom: 24px;
}

@media (max-width: 760px) {
  .b2b-options { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .b2b-badge { display: none; }
  .header-actions .btn--outline { display: none; }
  .account-btn span { display: none; }
  .account-btn { padding: 9px; }
  .cart-btn { padding: 10px 12px; font-size: 0; gap: 4px; }
  .cart-btn svg { flex-shrink: 0; }
  .cart-btn #cart-count { font-size: 0.75rem; }
}